TABLE 1.

Average values of intra‐fractional motion (IM) and IM_NC in terms of the absolute displacement along all axes.

	SI	LR	Yaw
	Average± SD (maximum) mm		Average± SD (maximum)°
SRS
IM	0.3 ± 0.2 (0.9)	0.3 ± 0.2 (0.9)	0.2 ± 0.9 (0.9)
IMNC	0.4 ± 0.3 (1.5)	0.4 ± 0.4 (1.7)	0.3 ± 1.3 (1.3)
T – test P‐value	0.002	0.718	0.090
Levene's test P‐value	0.016	0.012	0.007
SRT
IM	0.3 ± 0.2 (0.5)	0.2 ± 0.1 (0.6)	0.2 ± 0.2 (0.6)
IMNC	0.3 ± 0.3 (1.6)	0.3 ± 0.3 (1.2)	0.2 ± 0.2 (0.8)
T ‐ test P‐value	0.000	0.379	0.109
Levene's test P‐value	0.000	0.000	0.180